Aplane flying over the ocean is on course to land on an aircraft carrier. the diagonal distance between the plane and the aircraft carrier is 10 miles. if the plane needs to maintain a constant descent angle of 20° with the horizontal to land on the aircraft carrier, then what is the plane's current height above the ocean in miles? select one: a. 1.2 b. 2.0 c. 2.6 d. 3.4